Physics, 30.12.2020 22:30 YannahRussell
If a sinusoidal electromagnetic wave with intensity 18 W/m2 has an electric field of amplitude E, then a 36 W/m2 wave of the same wavelength will have an electric field of amplitude?
a. 4E
b. 2 underroot 2E
c. 2E
d. underroot E
Answers: 3
![\frac{I_1}{I_2} = [ \frac{ E_{max}_1}{ E_{max}_2} ] ^2](/tpl/images/1009/7497/c347e.png)
    
    
Another question on Physics
Physics, 21.06.2019 17:50
Which describes an image that can be produced by a concave lens? the image is real and smaller than the object. the image is virtual and larger than the object. the image is virtual and smaller than the object. the image is real and larger than the object.
Answers: 3
Physics, 22.06.2019 10:30
The precision of a laboratory instrument is ± 0.05 g. the accepted value for your measurement is 7.92 g. which measurements are in the accepted range? check all that apply. 7.85 g 7.89 g 7.91 g 7.97 g 7.99 g
Answers: 1
Physics, 22.06.2019 21:50
To fully describe the photoelectric effect, scientists must consider which of the following to be quantized? o a. both light and matter o b. matter only o c. light only o d. neither light nor matter
Answers: 2
You know the right answer?
If a sinusoidal electromagnetic wave with intensity 18 W/m2 has an electric field of amplitude E, th...
Questions
Geography, 09.12.2021 03:30
SAT, 09.12.2021 03:30
History, 09.12.2021 03:30
Arts, 09.12.2021 03:30
Mathematics, 09.12.2021 03:30
Chemistry, 09.12.2021 03:30
Social Studies, 09.12.2021 03:30
Business, 09.12.2021 03:30
Mathematics, 09.12.2021 03:30
